Vulnerability-Lookup

CNVD-2016-12572

Vulnerability from cnvd - Published: 2016-12-19

Title

SIEMENS Desigo PX Web模块伪随机数生成存在熵不充分漏洞

Description

SIEMENS楼宇自控系统Desigo PX可编程自动化站提供灵活的解决方案，能够发出报警信号、基于时间的日志记录程序和趋势，可随时修改或扩展。 SIEMENS Desigo PX Web模块伪随机数生成存在熵不充分漏洞。由于受影响设备使用一个熵不充分的伪随机数生成器生成HTTPS证书，远程攻击者利用漏洞可重建对应的私钥。

Severity

中

Patch Name

SIEMENS Desigo PX Web模块伪随机数生成存在熵不充分漏洞的补丁

Patch Description

Formal description

1、用户可将固件升级至6.00.046版本，参考如下链接： https://support.industry.siemens.com/cs/document/109742824?dti=-1&lc=en-WW 2、在应用补丁之前，Siemens建议如下：保护网络访问；应用深度防护的概念；限制访问Desigo PX-Web模块的443/TCP端口；禁用web服务器。

Reference

http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-856492.pdf

Impacted products

Name
['SIEMENS PXA40-W0 for PXC00-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC00-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC00-E.D <6.00.046', 'SIEMENS PXA40-W0 for PXC50-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC50-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC50-E.D <6.00.046', 'SIEMENS PXA40-W0 for PXC100-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC100-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC100-E.D <6.00.046', 'SIEMENS PXA40-W0 for PXC200-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC200-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC200-E.D <6.00.046', 'SIEMENS PXA30-W0 for PXC00-U <6.00.046', 'SIEMENS PXA30-W1 for PXC00-U <6.00.046', 'SIEMENS PXA30-W2 for PXC00-U <6.00.046', 'SIEMENS PXA30-W0 for PXC64-U <6.00.046', 'SIEMENS PXA30-W1 for PXC64-U <6.00.046', 'SIEMENS PXA30-W2 for PXC64-U <6.00.046', 'SIEMENS PXA30-W0 for PXC128-U <6.00.046', 'SIEMENS PXA30-W1 for PXC128-U <6.00.046', 'SIEMENS PXA30-W2 for PXC128-U <6.00.046']

Name

['SIEMENS PXA40-W0 for PXC00-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC00-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC00-E.D <6.00.046', 'SIEMENS PXA40-W0 for PXC50-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC50-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC50-E.D <6.00.046', 'SIEMENS PXA40-W0 for PXC100-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC100-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC100-E.D <6.00.046', 'SIEMENS PXA40-W0 for PXC200-E.D <6.00.046', 'SIEMENS PXA40-W1 for PXC200-E.D <6.00.046', 'SIEMENS PXA40-W2 for PXC200-E.D <6.00.046', 'SIEMENS PXA30-W0 for PXC00-U <6.00.046', 'SIEMENS PXA30-W1 for PXC00-U <6.00.046', 'SIEMENS PXA30-W2 for PXC00-U <6.00.046', 'SIEMENS PXA30-W0 for PXC64-U <6.00.046', 'SIEMENS PXA30-W1 for PXC64-U <6.00.046', 'SIEMENS PXA30-W2 for PXC64-U <6.00.046', 'SIEMENS PXA30-W0 for PXC128-U <6.00.046', 'SIEMENS PXA30-W1 for PXC128-U <6.00.046', 'SIEMENS PXA30-W2 for PXC128-U <6.00.046']

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{
  "bids": {
    "bid": {
      "bidNumber": "94962"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-9154"
    }
  },
  "description": "SIEMENS\u697c\u5b87\u81ea\u63a7\u7cfb\u7edfDesigo PX\u53ef\u7f16\u7a0b\u81ea\u52a8\u5316\u7ad9\u63d0\u4f9b\u7075\u6d3b\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u80fd\u591f\u53d1\u51fa\u62a5\u8b66\u4fe1\u53f7\u3001\u57fa\u4e8e\u65f6\u95f4\u7684\u65e5\u5fd7\u8bb0\u5f55\u7a0b\u5e8f\u548c\u8d8b\u52bf\uff0c\u53ef\u968f\u65f6\u4fee\u6539\u6216\u6269\u5c55\u3002\r\n\r\nSIEMENS Desigo PX Web\u6a21\u5757\u4f2a\u968f\u673a\u6570\u751f\u6210\u5b58\u5728\u71b5\u4e0d\u5145\u5206\u6f0f\u6d1e\u3002\u7531\u4e8e\u53d7\u5f71\u54cd\u8bbe\u5907\u4f7f\u7528\u4e00\u4e2a\u71b5\u4e0d\u5145\u5206\u7684\u4f2a\u968f\u673a\u6570\u751f\u6210\u5668\u751f\u6210HTTPS\u8bc1\u4e66\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u53ef\u91cd\u5efa\u5bf9\u5e94\u7684\u79c1\u94a5\u3002",
  "discovererName": "\u7f8e\u56fd\u5bbe\u5915\u6cd5\u5c3c\u4e9a\u5927\u5b66\u7684Marcella Hastings, Joshua Fried\u548cNadia Heninger",
  "formalWay": "1\u3001\u7528\u6237\u53ef\u5c06\u56fa\u4ef6\u5347\u7ea7\u81f36.00.046\u7248\u672c\uff0c\u53c2\u8003\u5982\u4e0b\u94fe\u63a5\uff1a\r\nhttps://support.industry.siemens.com/cs/document/109742824?dti=-1\u0026lc=en-WW\r\n2\u3001\u5728\u5e94\u7528\u8865\u4e01\u4e4b\u524d\uff0cSiemens\u5efa\u8bae\u5982\u4e0b\uff1a\r\n\u4fdd\u62a4\u7f51\u7edc\u8bbf\u95ee\uff1b\r\n\u5e94\u7528\u6df1\u5ea6\u9632\u62a4\u7684\u6982\u5ff5\uff1b\r\n\u9650\u5236\u8bbf\u95eeDesigo PX-Web\u6a21\u5757\u7684443/TCP\u7aef\u53e3\uff1b\r\n\u7981\u7528web\u670d\u52a1\u5668\u3002",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-12572",
  "openTime": "2016-12-19",
  "patchDescription": "SIEMENS\u697c\u5b87\u81ea\u63a7\u7cfb\u7edfDesigo PX\u53ef\u7f16\u7a0b\u81ea\u52a8\u5316\u7ad9\u63d0\u4f9b\u7075\u6d3b\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u80fd\u591f\u53d1\u51fa\u62a5\u8b66\u4fe1\u53f7\u3001\u57fa\u4e8e\u65f6\u95f4\u7684\u65e5\u5fd7\u8bb0\u5f55\u7a0b\u5e8f\u548c\u8d8b\u52bf\uff0c\u53ef\u968f\u65f6\u4fee\u6539\u6216\u6269\u5c55\u3002\r\n\r\nSIEMENS Desigo PX Web\u6a21\u5757\u4f2a\u968f\u673a\u6570\u751f\u6210\u5b58\u5728\u71b5\u4e0d\u5145\u5206\u6f0f\u6d1e\u3002\u7531\u4e8e\u53d7\u5f71\u54cd\u8bbe\u5907\u4f7f\u7528\u4e00\u4e2a\u71b5\u4e0d\u5145\u5206\u7684\u4f2a\u968f\u673a\u6570\u751f\u6210\u5668\u751f\u6210HTTPS\u8bc1\u4e66\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u53ef\u91cd\u5efa\u5bf9\u5e94\u7684\u79c1\u94a5\u3002",
  "patchName": "SIEMENS Desigo PX Web\u6a21\u5757\u4f2a\u968f\u673a\u6570\u751f\u6210\u5b58\u5728\u71b5\u4e0d\u5145\u5206\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "SIEMENS PXA40-W0 for PXC00-E.D \u003c6.00.046",
      "SIEMENS PXA40-W1 for PXC00-E.D \u003c6.00.046",
      "SIEMENS PXA40-W2 for PXC00-E.D \u003c6.00.046",
      "SIEMENS PXA40-W0 for PXC50-E.D \u003c6.00.046",
      "SIEMENS PXA40-W1 for PXC50-E.D \u003c6.00.046",
      "SIEMENS PXA40-W2 for PXC50-E.D \u003c6.00.046",
      "SIEMENS PXA40-W0 for PXC100-E.D \u003c6.00.046",
      "SIEMENS PXA40-W1 for PXC100-E.D \u003c6.00.046",
      "SIEMENS PXA40-W2 for PXC100-E.D \u003c6.00.046",
      "SIEMENS PXA40-W0 for PXC200-E.D \u003c6.00.046",
      "SIEMENS PXA40-W1 for PXC200-E.D \u003c6.00.046",
      "SIEMENS PXA40-W2 for PXC200-E.D \u003c6.00.046",
      "SIEMENS PXA30-W0 for PXC00-U \u003c6.00.046",
      "SIEMENS PXA30-W1 for PXC00-U \u003c6.00.046",
      "SIEMENS PXA30-W2 for PXC00-U \u003c6.00.046",
      "SIEMENS PXA30-W0 for PXC64-U \u003c6.00.046",
      "SIEMENS PXA30-W1 for PXC64-U \u003c6.00.046",
      "SIEMENS PXA30-W2 for PXC64-U \u003c6.00.046",
      "SIEMENS PXA30-W0 for PXC128-U \u003c6.00.046",
      "SIEMENS PXA30-W1 for PXC128-U \u003c6.00.046",
      "SIEMENS PXA30-W2 for PXC128-U \u003c6.00.046"
    ]
  },
  "referenceLink": "http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-856492.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2016-12-19",
  "title": "SIEMENS Desigo PX Web\u6a21\u5757\u4f2a\u968f\u673a\u6570\u751f\u6210\u5b58\u5728\u71b5\u4e0d\u5145\u5206\u6f0f\u6d1e"
}

CVE-2016-9154 (GCVE-0-2016-9154)

Vulnerability from cvelistv5 – Published: 2016-12-23 05:00 – Updated: 2024-08-06 02:42

Summary

Siemens Desigo PX Web modules PXA40-W0, PXA40-W1, PXA40-W2 for Desigo PX automation controllers PXC00-E.D, PXC50-E.D, PXC100-E.D, PXC200-E.D (All firmware versions < V6.00.046) and Desigo PX Web modules PXA30-W0, PXA30-W1, PXA30-W2 for Desigo PX automation controllers PXC00-U, PXC64-U, PXC128-U (All firmware versions < V6.00.046) use a pseudo random number generator with insufficient entropy to generate certificates for HTTPS, potentially allowing remote attackers to reconstruct the corresponding private key.

Severity

No CVSS data available.

CWE

CWE-332 - Insufficient Entropy in Pseudo-random Number Generator (PRNG)

Assigner

siemens icscert root

References

3 references

URL	Tags
http://www.siemens.com/cert/pool/cert/siemens_sec…	x_refsource_CONFIRM
http://www.securityfocus.com/bid/94962	vdb-entryx_refsource_BID
https://ics-cert.us-cert.gov/advisories/ICSA-16-355-01	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Desigo PX Web modules with all firmware versions < V6.00.046	Affected: Desigo PX Web modules with all firmware versions < V6.00.046

Date Public

2016-12-22 00:00

Show details on NVD website

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T02:42:11.004Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-856492.pdf"
          },
          {
            "name": "94962",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/94962"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://ics-cert.us-cert.gov/advisories/ICSA-16-355-01"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Desigo PX Web modules with all firmware versions \u003c V6.00.046",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Desigo PX Web modules with all firmware versions \u003c V6.00.046"
            }
          ]
        }
      ],
      "datePublic": "2016-12-22T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Siemens Desigo PX Web modules PXA40-W0, PXA40-W1, PXA40-W2 for Desigo PX automation controllers PXC00-E.D, PXC50-E.D, PXC100-E.D, PXC200-E.D (All firmware versions \u003c V6.00.046) and Desigo PX Web modules PXA30-W0, PXA30-W1, PXA30-W2 for Desigo PX automation controllers PXC00-U, PXC64-U, PXC128-U (All firmware versions \u003c V6.00.046) use a pseudo random number generator with insufficient entropy to generate certificates for HTTPS, potentially allowing remote attackers to reconstruct the corresponding private key."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-332",
              "description": "CWE-332: Insufficient Entropy in Pseudo-random Number Generator (PRNG)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2016-12-23T21:57:01.000Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-856492.pdf"
        },
        {
          "name": "94962",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/94962"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://ics-cert.us-cert.gov/advisories/ICSA-16-355-01"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2016-9154",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Desigo PX Web modules with all firmware versions \u003c V6.00.046",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Desigo PX Web modules with all firmware versions \u003c V6.00.046"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Siemens Desigo PX Web modules PXA40-W0, PXA40-W1, PXA40-W2 for Desigo PX automation controllers PXC00-E.D, PXC50-E.D, PXC100-E.D, PXC200-E.D (All firmware versions \u003c V6.00.046) and Desigo PX Web modules PXA30-W0, PXA30-W1, PXA30-W2 for Desigo PX automation controllers PXC00-U, PXC64-U, PXC128-U (All firmware versions \u003c V6.00.046) use a pseudo random number generator with insufficient entropy to generate certificates for HTTPS, potentially allowing remote attackers to reconstruct the corresponding private key."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-332: Insufficient Entropy in Pseudo-random Number Generator (PRNG)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-856492.pdf",
              "refsource": "CONFIRM",
              "url": "http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-856492.pdf"
            },
            {
              "name": "94962",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/94962"
            },
            {
              "name": "https://ics-cert.us-cert.gov/advisories/ICSA-16-355-01",
              "refsource": "MISC",
              "url": "https://ics-cert.us-cert.gov/advisories/ICSA-16-355-01"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2016-9154",
    "datePublished": "2016-12-23T05:00:00.000Z",
    "dateReserved": "2016-11-03T00:00:00.000Z",
    "dateUpdated": "2024-08-06T02:42:11.004Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2016-12572

CVE-2016-9154 (GCVE-0-2016-9154)

Tags

Sightings

Nomenclature

Related by attack behaviour